Category:Positional numeral systems - Wikipedia
Wikimedia Commons has media related to Positional numeral systems.
The main article for this category is Positional notation.
Positional numeral systems are a form of numeration. Straight positional numeral systems can be found in this main category, whereas systems displaying various irregularities are found in the subcategory Non-standard positional numeral systems. Numeral systems of various cultures are found in the category Category:Numeral systems.